css/css-ruby/ruby-line-breaking-001.html

<!DOCTYPE html>
<html lang="ja">
<meta charset="UTF-8">
<title>Meet the specification for line breaking between ruby bases</title>
<link rel="author" title="Xidorn Quan" href="https://www.upsuper.org">
<link rel="author" title="Mozilla" href="https://www.mozilla.org">
<link rel="help" href="https://drafts.csswg.org/css-ruby-1/#break-between">
<link rel="match" href="ruby-line-breaking-001-ref.html">
<link rel="stylesheet" href="support/ruby-common.css">
<style>
  body { line-height: 3; font-kerning: none; }
</style>
<div style="width: .5em; border: 1px solid silver;">
  <ruby>
    <rb>「<rb>な<rb>に<rb>、<rb>誰<rb>？<rb>」<rb>「<rb>私<rb>です<rb>」</rb>
    <!-- Check if ruby text containers are skipped from the text run -->
    <rtc><rt>
  </ruby>
</div>